In General, Research on the Impact of Desegregation Shows That

In general, research on the impact of desegregation shows that

A) desegregation has had no positive effect on the academic performance of minorities and has not improved relationships among ethnic groups.
B) desegregation has had a positive impact on the academic achievement of minorities but a negative impact on relationships among ethnic groups.
C) desegregation has had a negative impact on both the academic achievement of minorities and the relationships among ethnic groups.
D) where schools have been successfully desegregated and integrated, there is some evidence of both increased academic achievement of minority groups and better relationships among ethnic groups.